Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is a front view thereof, shown at a reduced scale, and in an exemplary environment.

The outermost evenly spaced broken line illustrates a display screen, and the remaining evenly spaced broken lines illustrate portions of the graphical user interface. None of the broken lines form part of the claimed design.

The dot dash lines in FIG. 2 define the boundary of the claimed design and form no part thereof. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 